Back in the day, oil was oil. It came out of the ground and as long as it was the right viscosity for the engine, we’d trust it to do the job. Now there are effectively three kinds of oil: mineral, synthetic and semi-synthetic. And I’m frequently asked: “Should I use synthetic oil for my car?”
I’ve already spoken about the grade of oil drivers should choose for their cars. But once you’ve decided on that, what are the benefits of synthetic oil?